MakeItFrom.com
Menu (ESC)

EN 1.3553 Steel vs. S82121 Stainless Steel

Both EN 1.3553 steel and S82121 stainless steel are iron alloys. They have 77% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.3553 steel and the bottom bar is S82121 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
250
Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 77
78
Tensile Strength: Ultimate (UTS), MPa 720
730

Thermal Properties

Latent Heat of Fusion, J/g 260
290
Maximum Temperature: Mechanical, °C 540
1020
Melting Completion (Liquidus), °C 1620
1430
Melting Onset (Solidus), °C 1570
1380
Specific Heat Capacity, J/kg-K 440
480
Thermal Conductivity, W/m-K 24
15
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 11
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 24
14
Density, g/cm3 8.4
7.7
Embodied Carbon, kg CO2/kg material 8.5
2.8
Embodied Energy, MJ/kg 130
40
Embodied Water, L/kg 96
150

Common Calculations

PREN (Pitting Resistance) 31
28
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 24
26
Strength to Weight: Bending, points 21
23
Thermal Diffusivity, mm2/s 6.4
4.0
Thermal Shock Resistance, points 21
20

Alloy Composition

Carbon (C), % 0.78 to 0.86
0 to 0.035
Chromium (Cr), % 3.9 to 4.3
21 to 23
Copper (Cu), % 0 to 0.3
0.2 to 1.2
Iron (Fe), % 80.7 to 83.7
66.7 to 75.4
Manganese (Mn), % 0 to 0.4
1.0 to 2.5
Molybdenum (Mo), % 4.7 to 5.2
0.3 to 1.3
Nickel (Ni), % 0
2.0 to 4.0
Nitrogen (N), % 0
0.15 to 0.25
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.4
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.010
Tungsten (W), % 6.0 to 6.7
0
Vanadium (V), % 1.7 to 2.0
0